forked from osmocom/wireshark
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Not supported yet: [i-j] (offset-offset) Supported: [i] index [i:j] offset:length [:j] 0:offset [i:] offset:end [x,y] concatenation of slices svn path=/trunk/; revision=3080
124 lines
2.6 KiB
C
124 lines
2.6 KiB
C
/*
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* $Id: sttype-range.c,v 1.3 2001/02/27 19:23:28 gram Exp $
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*
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* Ethereal - Network traffic analyzer
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* By Gerald Combs <gerald@zing.org>
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* Copyright 2001 Gerald Combs
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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/* The ideas in this code came from Ed Warnicke's original implementation
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* of dranges for the old display filter code (Ethereal 0.8.15 and before).
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* The code is different, but definitely inspired by his code.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <glib.h>
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#include "proto.h"
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#include "drange.h"
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#include "sttype-range.h"
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typedef struct {
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guint32 magic;
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header_field_info *hfinfo;
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drange *drange;
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} range_t;
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#define RANGE_MAGIC 0xec0990ce
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static gpointer
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range_new(gpointer junk)
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{
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range_t *range;
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g_assert(junk == NULL);
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range = g_new(range_t, 1);
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range->magic = RANGE_MAGIC;
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range->hfinfo = NULL;
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range->drange = NULL;
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return (gpointer) range;
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}
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static void
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range_free(gpointer value)
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{
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range_t *range = value;
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assert_magic(range, RANGE_MAGIC);
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if (range->drange)
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drange_free(range->drange);
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g_free(range);
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}
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void
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sttype_range_remove_drange(stnode_t *node)
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{
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range_t *range;
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range = stnode_data(node);
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assert_magic(range, RANGE_MAGIC);
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range->drange = NULL;
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}
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/* Set a range */
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void
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sttype_range_set(stnode_t *node, stnode_t *field, GSList* drange_list)
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{
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range_t *range;
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range = stnode_data(node);
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assert_magic(range, RANGE_MAGIC);
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range->hfinfo = stnode_data(field);
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stnode_free(field);
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range->drange = drange_new_from_list(drange_list);
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}
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void
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sttype_range_set1(stnode_t *node, stnode_t *field, drange_node *rn)
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{
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sttype_range_set(node, field, g_slist_append(NULL, rn));
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}
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STTYPE_ACCESSOR(header_field_info*, range, hfinfo, RANGE_MAGIC)
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STTYPE_ACCESSOR(drange*, range, drange, RANGE_MAGIC)
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void
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sttype_register_range(void)
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{
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static sttype_t range_type = {
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STTYPE_RANGE,
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"RANGE",
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range_new,
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range_free,
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};
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sttype_register(&range_type);
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}
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